Best Inflatable Chimney Blocker of 2026

Last updated on 24/01/2026

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Flueblocker for 12"X12" Square Chimney Flue - Chimney Sheep Fireplace Draft Stopper Replacement Damper Fireplace Plug - Better Than Inflatable Pillow or Balloon - Save Energy Block Odor & Debris

Flueblocker for 12"X12" Square Chimney Flue - Chimney Sheep Fireplace Draft Stopper Replacement Damper Fireplace Plug - Better Than Inflatable Pillow or Balloon - Save Energy Block Odor & Debris

Stops drafts, odors, debris.
Easy installation and removal.
High-quality renewable Herdwick wool.

Main Highlights

The 12x12 Chimney Flueblocker (Actual product dimensions are 13"x13") pressure fits into your 12"x12" or smaller flue tile stopping drafts, odors and debris from coming into your home through the fireplace.It can be trimmed with scissors to accommodate sizing and hardware.
IMPORTANT - The Flueblocker cannot be used with an active vented gas log set. For safety, a vented gas log would need to be disabled or removed in order to use the Flueblocker.
MULTIPLE BENEFITS - The seal it creates stops DRAFTS, ODORS, NOISE, and DEBRIS from coming into your home through the fireplace. Using a Flueblocker can pay for itself in one heating season, making your home will feel warmer by keeping warm air in and cold drafts out.
EASY INSTALLATION & REMOVAL – No more fussing with an ineffective balloon, pillow or fabric fireplace covers – Simply insert the draft stopper into your fireplace flue just above the firebox. The Flueblocker is easily removed when you are ready to use your fireplace.
NATURALLY RENEWABLE & HIGH QUALITY – The Flueblocker is made out of naturally renewable, dense, durable, and rigid 100% Herdwick Wool imported from England. These attributes allow it to stay in place without puncturing or deflating.

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Flueblocker for 12"X12" Square Chimney Flue - Chimney Sheep Fireplace Draft Stopper Replacement Damper Fireplace Plug - Better Than Inflatable Pillow or Balloon - Save Energy Block Odor & Debris

Stops drafts, odors, debris.
Easy installation and removal.
High-quality renewable Herdwick wool.

Main Highlights

The 12x12 Chimney Flueblocker (Actual product dimensions are 13"x13") pressure fits into your 12"x12" or smaller flue tile stopping drafts, odors and debris from coming into your home through the fireplace.It can be trimmed with scissors to accommodate sizing and hardware.
IMPORTANT - The Flueblocker cannot be used with an active vented gas log set. For safety, a vented gas log would need to be disabled or removed in order to use the Flueblocker.
MULTIPLE BENEFITS - The seal it creates stops DRAFTS, ODORS, NOISE, and DEBRIS from coming into your home through the fireplace. Using a Flueblocker can pay for itself in one heating season, making your home will feel warmer by keeping warm air in and cold drafts out.
EASY INSTALLATION & REMOVAL – No more fussing with an ineffective balloon, pillow or fabric fireplace covers – Simply insert the draft stopper into your fireplace flue just above the firebox. The Flueblocker is easily removed when you are ready to use your fireplace.
NATURALLY RENEWABLE & HIGH QUALITY – The Flueblocker is made out of naturally renewable, dense, durable, and rigid 100% Herdwick Wool imported from England. These attributes allow it to stay in place without puncturing or deflating.

Value for Money

Chimney Draught Cover: Improve Insulation and Save Energy Effortlessly!

Chimney Draught Cover: Improve Insulation and Save Energy Effortlessly!

Main Highlights

Pull prevention technology: This magnetic cover is designed to effectively block draughts in winter and prevent heat loss. This creates a warm and cosy atmosphere in the colder months, while in summer the hot air stays outside.
Energy cost savings: By using this draught excluder, monthly energy costs can be reduced, as the exchange of cold air with warm air rising through the chimney is minimised, which contributes to better energy efficiency in the home.
Dust and protection: acts as a barrier against dust and prevents it from entering your rooms from wood or gas fireplaces, contributing to a healthier indoor climate.
[User-friendly design] With robust magnetic closure for easy installation and disassembly; fits different chimney vent sizes and ensures an optimal seal when not in use.
Stylish addition: it is not only functional, but also enhances the look of your fireplace area and offers an elegant solution for temperature regulation all year round.

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Chimney Draught Cover: Improve Insulation and Save Energy Effortlessly!

Main Highlights

Pull prevention technology: This magnetic cover is designed to effectively block draughts in winter and prevent heat loss. This creates a warm and cosy atmosphere in the colder months, while in summer the hot air stays outside.
Energy cost savings: By using this draught excluder, monthly energy costs can be reduced, as the exchange of cold air with warm air rising through the chimney is minimised, which contributes to better energy efficiency in the home.
Dust and protection: acts as a barrier against dust and prevents it from entering your rooms from wood or gas fireplaces, contributing to a healthier indoor climate.
[User-friendly design] With robust magnetic closure for easy installation and disassembly; fits different chimney vent sizes and ensures an optimal seal when not in use.
Stylish addition: it is not only functional, but also enhances the look of your fireplace area and offers an elegant solution for temperature regulation all year round.

Chimney Draught Cover: Improve Insulation and Save Energy Effortlessly!

Chimney Draught Cover: Improve Insulation and Save Energy Effortlessly!

Main Highlights

Pull prevention technology: This magnetic cover is designed to effectively block draughts in winter and prevent heat loss. This creates a warm and cosy atmosphere in the colder months, while in summer the hot air stays outside.
Energy cost savings: By using this draught excluder, monthly energy costs can be reduced, as the exchange of cold air with warm air rising through the chimney is minimised, which contributes to better energy efficiency in the home.
Dust and protection: acts as a barrier against dust and prevents it from entering your rooms from wood or gas fireplaces, contributing to a healthier indoor climate.
[User-friendly design] With robust magnetic closure for easy installation and disassembly; fits different chimney vent sizes and ensures an optimal seal when not in use.
Stylish addition: it is not only functional, but also enhances the look of your fireplace area and offers an elegant solution for temperature regulation all year round.

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Chimney Draught Cover: Improve Insulation and Save Energy Effortlessly!

Main Highlights

Pull prevention technology: This magnetic cover is designed to effectively block draughts in winter and prevent heat loss. This creates a warm and cosy atmosphere in the colder months, while in summer the hot air stays outside.
Energy cost savings: By using this draught excluder, monthly energy costs can be reduced, as the exchange of cold air with warm air rising through the chimney is minimised, which contributes to better energy efficiency in the home.
Dust and protection: acts as a barrier against dust and prevents it from entering your rooms from wood or gas fireplaces, contributing to a healthier indoor climate.
[User-friendly design] With robust magnetic closure for easy installation and disassembly; fits different chimney vent sizes and ensures an optimal seal when not in use.
Stylish addition: it is not only functional, but also enhances the look of your fireplace area and offers an elegant solution for temperature regulation all year round.

Chimney Insulation Protection,Removable And Splitable Protector,Hexagonal Chimney Protection - For Outdoor Activities Like Camping And Picnic And Tent And Climbing As Well As For Home Yard

Chimney Insulation Protection,Removable And Splitable Protector,Hexagonal Chimney Protection - For Outdoor Activities Like Camping And Picnic And Tent And Climbing As Well As For Home Yard

Safe installation ensures safety.
Customizable placement adapts to chimneys.
Heat protection through honeycomb mesh.

Main Highlights

Safe Installation: Includes six hand-tightening screws for sturdy chimney cap mounting, stays perfectly in place after prolonged use and ensures safety in outdoor areas
Customizable placement: Removable design with side installation capability adapts to different chimney sizes and types for maintenance-friendly use in both residential and commercial environments
Temperature protection system: Durable honeycomb mesh minimizes heat build-up around campfire areas, protects tent materials from heat damage while ensuring stable ventilation - essential for outdoor activities with thermal risk factors
Seasonal Adaptivity: Advanced air ducts in stainless steel hood ensure consistent ventilation capacity during temperature changes, critical to chimney functionality year-round
Reliable outdoor solution: Combines durability with practically maintenance-free use. The perforated design filters dirt particles while ensuring ventilation, ideal for long-term installation on dormers, chimneys and ventilation pipes in urban or rural settings.

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Chimney Insulation Protection,Removable And Splitable Protector,Hexagonal Chimney Protection - For Outdoor Activities Like Camping And Picnic And Tent And Climbing As Well As For Home Yard

Safe installation ensures safety.
Customizable placement adapts to chimneys.
Heat protection through honeycomb mesh.

Main Highlights

Safe Installation: Includes six hand-tightening screws for sturdy chimney cap mounting, stays perfectly in place after prolonged use and ensures safety in outdoor areas
Customizable placement: Removable design with side installation capability adapts to different chimney sizes and types for maintenance-friendly use in both residential and commercial environments
Temperature protection system: Durable honeycomb mesh minimizes heat build-up around campfire areas, protects tent materials from heat damage while ensuring stable ventilation - essential for outdoor activities with thermal risk factors
Seasonal Adaptivity: Advanced air ducts in stainless steel hood ensure consistent ventilation capacity during temperature changes, critical to chimney functionality year-round
Reliable outdoor solution: Combines durability with practically maintenance-free use. The perforated design filters dirt particles while ensuring ventilation, ideal for long-term installation on dormers, chimneys and ventilation pipes in urban or rural settings.

Chimney Insulation Protection,Removable And Splitable Protector,Hexagonal Chimney Protection - For Outdoor Activities Like Camping And Picnic And Tent And Climbing As Well As For Home Yard

Chimney Insulation Protection,Removable And Splitable Protector,Hexagonal Chimney Protection - For Outdoor Activities Like Camping And Picnic And Tent And Climbing As Well As For Home Yard

Safe installation ensures safety.
Customizable placement adapts to chimneys.
Heat protection through honeycomb mesh.

Main Highlights

Safe Installation: Includes six hand-tightening screws for sturdy chimney cap mounting, stays perfectly in place after prolonged use and ensures safety in outdoor areas
Customizable placement: Removable design with side installation capability adapts to different chimney sizes and types for maintenance-friendly use in both residential and commercial environments
Temperature protection system: Durable honeycomb mesh minimizes heat build-up around campfire areas, protects tent materials from heat damage while ensuring stable ventilation - essential for outdoor activities with thermal risk factors
Seasonal Adaptivity: Advanced air ducts in stainless steel hood ensure consistent ventilation capacity during temperature changes, critical to chimney functionality year-round
Reliable outdoor solution: Combines durability with practically maintenance-free use. The perforated design filters dirt particles while ensuring ventilation, ideal for long-term installation on dormers, chimneys and ventilation pipes in urban or rural settings.

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Chimney Insulation Protection,Removable And Splitable Protector,Hexagonal Chimney Protection - For Outdoor Activities Like Camping And Picnic And Tent And Climbing As Well As For Home Yard

Safe installation ensures safety.
Customizable placement adapts to chimneys.
Heat protection through honeycomb mesh.

Main Highlights

Safe Installation: Includes six hand-tightening screws for sturdy chimney cap mounting, stays perfectly in place after prolonged use and ensures safety in outdoor areas
Customizable placement: Removable design with side installation capability adapts to different chimney sizes and types for maintenance-friendly use in both residential and commercial environments
Temperature protection system: Durable honeycomb mesh minimizes heat build-up around campfire areas, protects tent materials from heat damage while ensuring stable ventilation - essential for outdoor activities with thermal risk factors
Seasonal Adaptivity: Advanced air ducts in stainless steel hood ensure consistent ventilation capacity during temperature changes, critical to chimney functionality year-round
Reliable outdoor solution: Combines durability with practically maintenance-free use. The perforated design filters dirt particles while ensuring ventilation, ideal for long-term installation on dormers, chimneys and ventilation pipes in urban or rural settings.

Fireplace Chimney Draft Blocker Balloon Inflatable Insulate Flue 43" x 21" Eco

Fireplace Chimney Draft Blocker Balloon Inflatable Insulate Flue 43" x 21" Eco

Reduces cold drafts effectively.
Quick and easy installation.
Durable and heat-resistant material.

Main Highlights

EFFECTIVE CHIMNEY DRAFT BLOCKER Designed to reduce cold air drafts from unused fireplaces, helping maintain a warmer, more comfortable living space during colder months while improving overall home energy efficiency.
QUICK & TOOL-FREE INSTALLATION Simple inflate-and-fit design allows fast installation inside the chimney with no tools, specialist skills or professional assistance required.
DURABLE & HEAT-RESISTANT MATERIAL Manufactured from strong, heat-resistant material designed to withstand temperature fluctuations while remaining securely in place throughout seasonal use.
NON-PERMANENT & SEASONAL SOLUTION Ideal for temporary or off-season use, the blocker can be easily removed whenever you wish to use your fireplace again, offering flexibility without permanent alteration.
COST-EFFECTIVE INSULATION UPGRADE An affordable way to reduce heat loss and draughts without expensive renovations, making it a practical addition for energy-conscious households.

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Fireplace Chimney Draft Blocker Balloon Inflatable Insulate Flue 43" x 21" Eco

Reduces cold drafts effectively.
Quick and easy installation.
Durable and heat-resistant material.

Main Highlights

EFFECTIVE CHIMNEY DRAFT BLOCKER Designed to reduce cold air drafts from unused fireplaces, helping maintain a warmer, more comfortable living space during colder months while improving overall home energy efficiency.
QUICK & TOOL-FREE INSTALLATION Simple inflate-and-fit design allows fast installation inside the chimney with no tools, specialist skills or professional assistance required.
DURABLE & HEAT-RESISTANT MATERIAL Manufactured from strong, heat-resistant material designed to withstand temperature fluctuations while remaining securely in place throughout seasonal use.
NON-PERMANENT & SEASONAL SOLUTION Ideal for temporary or off-season use, the blocker can be easily removed whenever you wish to use your fireplace again, offering flexibility without permanent alteration.
COST-EFFECTIVE INSULATION UPGRADE An affordable way to reduce heat loss and draughts without expensive renovations, making it a practical addition for energy-conscious households.

CHIMSOC - Balloon for Chimney - (Medium Rectangle 60cm x 30cm (24" x 12"))

CHIMSOC - Balloon for Chimney - (Medium Rectangle 60cm x 30cm (24" x 12"))

Reusable and convenient for all.
Leak-proof for reliable use.
Includes free inflation hose.

Main Highlights

Reusable. Inflate and deflate your Chimsoc as often as required.
Unique heat sealed plastic inner sleeve ensures no leaks.
Free - 1 Inflation hose included with every Chimsoc order.
Free - Solid plastic reminder disc included with every product.

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CHIMSOC - Balloon for Chimney - (Medium Rectangle 60cm x 30cm (24" x 12"))

Reusable and convenient for all.
Leak-proof for reliable use.
Includes free inflation hose.

Main Highlights

Reusable. Inflate and deflate your Chimsoc as often as required.
Unique heat sealed plastic inner sleeve ensures no leaks.
Free - 1 Inflation hose included with every Chimsoc order.
Free - Solid plastic reminder disc included with every product.

CHIMSOC - Balloon for Chimney - (Small Rectangle - 38cm x 23cm (15" x 9"))

CHIMSOC - Balloon for Chimney - (Small Rectangle - 38cm x 23cm (15" x 9"))

Reusable and convenient to use.
Leak-proof design with quality.
Includes inflation hose free.

Main Highlights

Reusable. Inflate and deflate your Chimsoc as often as required.
Unique heat sealed plastic inner sleeve ensures no leaks.
Free - 1 Inflation hose included with every Chimsoc order.
Free - Solid plastic reminder disc included with every product.

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CHIMSOC - Balloon for Chimney - (Small Rectangle - 38cm x 23cm (15" x 9"))

Reusable and convenient to use.
Leak-proof design with quality.
Includes inflation hose free.

Main Highlights

Reusable. Inflate and deflate your Chimsoc as often as required.
Unique heat sealed plastic inner sleeve ensures no leaks.
Free - 1 Inflation hose included with every Chimsoc order.
Free - Solid plastic reminder disc included with every product.

39x32 Inch Fireplace Blocker Blanket,Fireplace Draft Stoppers for Save Energy,Fireplace Cover with Hook and Loop Tapes Stops Overnight Heat Loss

39x32 Inch Fireplace Blocker Blanket,Fireplace Draft Stoppers for Save Energy,Fireplace Cover with Hook and Loop Tapes Stops Overnight Heat Loss

High-quality, flame-retardant material used.
Promotes energy savings year-round.
Effortless installation and storage.

Main Highlights

🔥Fireplace Cold Air Blocker,Durable Material:Using high quality thickened flame retardant oxford cloth, filled with double layer insulation cotton.good thermal insulation effect, durable and reusable. Hook and Loop Tapes design is used around the fireplace, which can be better attached to the fireplace,providing excellent insulation and seal for your fireplace chimney.
🔥Fireplace Vent Cover,Save Energy:This fireplace blanket can effectively prevent drafts and debris from entering your home through the fireplace, It is suitable for winter and summer ,in winter, fireplace blockers stop heat loss, keep you warm and saving energy to a greater extent.Prevent hot air from entering house and cold air leaking to outside in summer.
🔥Fireplace Covers,Easy to Install:As shown in the video, there are two installation methods. Tear off the Hook and Loop Tapes around the fireplace rug, glue it to the fireplace, and then glue the blanket to the fireplace,easy to operate. Or with 5 hooks to the fireplace blanket fixed to the fireplace, and according to the need to install.
🔥Easy to Store:Our fireplace blocker blanket is easy to fold and store when not in use without taking up a lot of space. The fireplace blocker blanket with black appearance can blend in your fireplace or home decoration easily.
🔥Tips: Please make sure the fireplace have cooled down before using the fireplace draft stopper blanket. If you are not satisfied for any reason, just return for a refund of your purchase price; we promise 24 hours customer support, please feel free to contact us for any product&order problem.

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39x32 Inch Fireplace Blocker Blanket,Fireplace Draft Stoppers for Save Energy,Fireplace Cover with Hook and Loop Tapes Stops Overnight Heat Loss

High-quality, flame-retardant material used.
Promotes energy savings year-round.
Effortless installation and storage.

Main Highlights

🔥Fireplace Cold Air Blocker,Durable Material:Using high quality thickened flame retardant oxford cloth, filled with double layer insulation cotton.good thermal insulation effect, durable and reusable. Hook and Loop Tapes design is used around the fireplace, which can be better attached to the fireplace,providing excellent insulation and seal for your fireplace chimney.
🔥Fireplace Vent Cover,Save Energy:This fireplace blanket can effectively prevent drafts and debris from entering your home through the fireplace, It is suitable for winter and summer ,in winter, fireplace blockers stop heat loss, keep you warm and saving energy to a greater extent.Prevent hot air from entering house and cold air leaking to outside in summer.
🔥Fireplace Covers,Easy to Install:As shown in the video, there are two installation methods. Tear off the Hook and Loop Tapes around the fireplace rug, glue it to the fireplace, and then glue the blanket to the fireplace,easy to operate. Or with 5 hooks to the fireplace blanket fixed to the fireplace, and according to the need to install.
🔥Easy to Store:Our fireplace blocker blanket is easy to fold and store when not in use without taking up a lot of space. The fireplace blocker blanket with black appearance can blend in your fireplace or home decoration easily.
🔥Tips: Please make sure the fireplace have cooled down before using the fireplace draft stopper blanket. If you are not satisfied for any reason, just return for a refund of your purchase price; we promise 24 hours customer support, please feel free to contact us for any product&order problem.

Stormguard Universal Chimney Draught Excluder 400mm x 700mm (328674)

Stormguard Universal Chimney Draught Excluder 400mm x 700mm (328674)

Main Highlights

Prevents draughts going up the chimney and debris coming down
Inflation tube included
Can be re used
Can be partially inflated for smaller chimneys

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Stormguard Universal Chimney Draught Excluder 400mm x 700mm (328674)

Main Highlights

Prevents draughts going up the chimney and debris coming down
Inflation tube included
Can be re used
Can be partially inflated for smaller chimneys

We scanned 636 products

We reviewed these offers relevant to the Inflatable Chimney Blocker within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Flueblocker, NEIQIUWING, Generic, techno line, CHIMSOC, GIONAR, STORMGUARD, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Inflatable Chimney Blocker in the market, we considered we took a deep dive into 3181 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Flueblocker for 12"X12" Square Chimney Flue - Chimney Sheep Fireplace Draft Stopper Replacement Damper Fireplace Plug - Better Than Inflatable Pillow or Balloon - Save Energy Block Odor & Debris. We love many things about this product by Flueblocker. What sets it apart from the competition is Stops drafts, odors, debris, Easy installation and removal, High-quality renewable Herdwick wool.
The best value product for most shoppers and where user satisfaction is continuously the highest is Chimney Draught Cover: Improve Insulation and Save Energy Effortlessly! by NEIQIUWING based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Inflatable Chimney Blocker and the best cost-to-value ratio is 39x32 Inch Fireplace Blocker Blanket,Fireplace Draft Stoppers for Save Energy,Fireplace Cover with Hook and Loop Tapes Stops Overnight Heat Lossat GIONAR with a 11% discount.
Our list of the best Inflatable Chimney Blocker is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.